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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.39 by root, Tue Apr 18 01:36:12 2006 UTC vs.
Revision 1.193 by root, Fri Sep 5 15:24:10 2008 UTC

1=head1 NAME 1=head1 NAME
2 2
3CFClient - undocumented utility garbage for our crossfire client 3DC - undocumented utility garbage for our deliantra client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use CFClient; 7 use DC;
8 8
9=head1 DESCRIPTION 9=head1 DESCRIPTION
10 10
11=over 4 11=over 4
12 12
13=cut 13=cut
14 14
15package CFClient; 15package Deliantra::Client; # work around CPAN breakage
16package App::Deliantra; # try to reserve namespace
17package DC;
18
19use Carp ();
20
21our $VERSION;
16 22
17BEGIN { 23BEGIN {
18 $VERSION = '0.1'; 24 $VERSION = '0.9976';
19 25
20 use XSLoader; 26 use XSLoader;
21 XSLoader::load "CFClient", $VERSION; 27 XSLoader::load "Deliantra::Client", $VERSION;
22} 28}
23 29
30use utf8;
31use strict qw(vars subs);
32
24use AnyEvent; 33use AnyEvent ();
25use BerkeleyDB; 34use Pod::POM ();
26use SDL::OpenGL; 35use File::Path ();
36use Storable (); # finally
37use Fcntl ();
38use JSON::XS qw(encode_json decode_json);
27 39
28our %GL_EXT; 40=item guard { BLOCK }
29our $GL_VERSION;
30 41
31our $GL_NPOT; 42Returns an object that executes the given block as soon as it is destroyed.
32 43
33sub gl_init { 44=cut
34 $GL_VERSION = gl_version * 1;
35 %GL_EXT = map +($_ => 1), split /\s+/, gl_extensions;
36 45
37 $GL_NPOT = $GL_EXT{GL_ARB_texture_non_power_of_two} || $GL_VERSION >= 2; 46sub guard(&) {
47 bless \(my $cb = $_[0]), "DC::Guard"
48}
38 49
39 glEnable GL_TEXTURE_2D; 50sub DC::Guard::DESTROY {
40 glEnable GL_COLOR_MATERIAL; 51 ${$_[0]}->()
41 glShadeModel GL_FLAT; 52}
42 glDisable GL_DEPTH_TEST;
43 glBlendFunc GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA;
44 53
45 glHint GL_PERSPECTIVE_CORRECTION_HINT, GL_FASTEST; 54=item shorten $string[, $maxlength]
46 55
47 CFClient::Texture::restore_state (); 56=cut
57
58sub shorten($;$) {
59 my ($str, $len) = @_;
60 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
61 $str
62}
63
64sub asxml($) {
65 local $_ = $_[0];
66
67 s/&/&amp;/g;
68 s/>/&gt;/g;
69 s/</&lt;/g;
70
71 $_
72}
73
74sub socketpipe() {
75 socketpair my $fh1, my $fh2, &Socket::AF_UNIX, &Socket::SOCK_STREAM, &Socket::PF_UNSPEC
76 or die "cannot establish bidirectional pipe: $!\n";
77
78 ($fh1, $fh2)
79}
80
81sub background(&;&) {
82 my ($bg, $cb) = @_;
83
84 my ($fh_r, $fh_w) = DC::socketpipe;
85
86 my $pid = fork;
87
88 if (defined $pid && !$pid) {
89 local $SIG{__DIE__};
90
91 open STDOUT, ">&", $fh_w;
92 open STDERR, ">&", $fh_w;
93 close $fh_r;
94 close $fh_w;
95
96 $| = 1;
97
98 eval { $bg->() };
99
100 if ($@) {
101 my $msg = $@;
102 $msg =~ s/\n+/\n/;
103 warn "FATAL: $msg";
104 DC::_exit 1;
105 }
106
107 # win32 is fucked up, of course. exit will clean stuff up,
108 # which destroys our database etc. _exit will exit ALL
109 # forked processes, because of the dreaded fork emulation.
110 DC::_exit 0;
111 }
112
113 close $fh_w;
114
115 my $buffer;
116
117 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
118 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
119 undef $w;
120 $cb->();
121 return;
122 }
123
124 while ($buffer =~ s/^(.*)\n//) {
125 my $line = $1;
126 $line =~ s/\s+$//;
127 utf8::decode $line;
128 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
129 $cb->(JSON::XS->new->allow_nonref->decode ($1));
130 } else {
131 ::message ({
132 markup => "background($pid): " . DC::asxml $line,
133 });
134 }
135 }
136 });
137}
138
139sub background_msg {
140 my ($msg) = @_;
141
142 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
143 $msg =~ s/\n//g;
144 utf8::encode $msg;
145 print $msg, "\n";
146}
147
148package DC;
149
150our $RC_THEME;
151our %THEME;
152our @RC_PATH;
153our $RC_BASE;
154
155for (grep !ref, @INC) {
156 $RC_BASE = "$_/Deliantra/Client/private/resources";
157 last if -d $RC_BASE;
48} 158}
49 159
50sub find_rcfile($) { 160sub find_rcfile($) {
51 my $path; 161 my $path;
52 162
53 for (@INC) { 163 for (@RC_PATH, "") {
54 $path = "$_/CFClient/resources/$_[0]"; 164 $path = "$RC_BASE/$_/$_[0]";
55 return $path if -r $path; 165 return $path if -r $path;
56 } 166 }
57 167
58 die "FATAL: can't find required file $_[0]\n"; 168 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
169}
170
171sub load_json($) {
172 my ($file) = @_;
173
174 open my $fh, $file
175 or return;
176
177 local $/;
178 JSON::XS->new->utf8->relaxed->decode (<$fh>)
179}
180
181sub set_theme($) {
182 return if $RC_THEME eq $_[0];
183 $RC_THEME = $_[0];
184
185 # kind of hacky, find the main theme file, then load all theme files and merge them
186
187 %THEME = ();
188 @RC_PATH = "theme-$RC_THEME";
189
190 my $theme = load_json find_rcfile "theme.json"
191 or die "FATAL: theme resource file not found";
192
193 @RC_PATH = @{ $theme->{path} } if $theme->{path};
194
195 for (@RC_PATH, "") {
196 my $theme = load_json "$RC_BASE/$_/theme.json"
197 or next;
198
199 %THEME = ( %$theme, %THEME );
200 }
59} 201}
60 202
61sub read_cfg { 203sub read_cfg {
62 my ($file) = @_; 204 my ($file) = @_;
63 205
64 open CFG, $file 206 $::CFG = load_json $file;
207}
208
209sub write_cfg {
210 my $file = "$Deliantra::VARDIR/client.cf";
211
212 $::CFG->{VERSION} = $::VERSION;
213
214 open my $fh, ">:utf8", $file
65 or return; 215 or return;
66 216 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
67 my $CFG;
68
69 local $/;
70 $CFG = eval <CFG>;
71
72 $::CFG = $CFG;
73
74 close CFG;
75} 217}
76 218
77sub write_cfg { 219sub http_proxy {
78 my ($file) = @_; 220 my @proxy = win32_proxy_info;
79 221
80 open CFG, ">$file" 222 if (@proxy) {
223 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
224 } elsif (exists $ENV{http_proxy}) {
225 $ENV{http_proxy}
226 } else {
227 ()
228 }
229}
230
231sub set_proxy {
232 my $proxy = http_proxy
81 or return; 233 or return;
82 234
83 { 235 $ENV{http_proxy} = $proxy;
84 require Data::Dumper;
85 local $Data::Dumper::Purity = 1;
86 $::CFG->{VERSION} = $::VERSION;
87 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]);
88 }
89
90 close CFG;
91} 236}
92 237
93mkdir "$Crossfire::VARDIR/pclient", 0777; 238sub lwp_useragent {
94 239 require LWP::UserAgent;
95our $DB_ENV = new BerkeleyDB::Env
96 -Home => "$Crossfire::VARDIR/pclient",
97 -Cachesize => 1_000_000,
98 -ErrFile => "$Crossfire::VARDIR/pclient/errorlog.txt",
99# -ErrPrefix => "DATABASE",
100 -Verbose => 1,
101 -Flags => DB_CREATE | DB_RECOVER_FATAL | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN,
102 or die "unable to create/open database home $Crossfire::VARDIR/pclient: $BerkeleyDB::Error";
103
104sub db_table($) {
105 my ($table) = @_;
106
107 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge;
108 240
109 new CFClient::Database 241 DC::set_proxy;
110 -Env => $DB_ENV,
111 -Filename => $table,
112# -Filename => "database",
113# -Subname => $table,
114 -Flags => DB_CREATE | DB_UPGRADE,
115 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error";
116}
117 242
118package CFClient::Database; 243 my $ua = LWP::UserAgent->new (
119 244 agent => "deliantra $VERSION",
120our @ISA = BerkeleyDB::Btree::; 245 keep_alive => 1,
121 246 env_proxy => 1,
122sub get($$) { 247 timeout => 30,
123 my $data;
124
125 $_[0]->db_get ($_[1], $data) == 0
126 ? $data
127 : ()
128}
129
130my %DB_SYNC;
131
132sub put($$$) {
133 my ($db, $key, $data) = @_;
134
135 $DB_SYNC{$db} = AnyEvent->timer (after => 5, cb => sub { $db->db_sync });
136
137 $db->db_put ($key => $data)
138}
139
140package CFClient::Texture;
141
142use strict;
143
144use Scalar::Util;
145
146use SDL::OpenGL;
147
148my %TEXTURES;
149
150sub new {
151 my ($class, %data) = @_;
152
153 my $self = bless {
154 internalformat => GL_RGBA,
155 format => GL_RGBA,
156 type => GL_UNSIGNED_BYTE,
157 %data,
158 }, $class;
159
160 Scalar::Util::weaken ($TEXTURES{$self+0} = $self);
161
162 $self->upload;
163
164 $self
165}
166
167sub new_from_image {
168 my ($class, $image, %arg) = @_;
169
170 $class->new (image => $image, %arg)
171}
172
173sub new_from_file {
174 my ($class, $path) = @_;
175
176 open my $fh, "<:raw", $path
177 or die "$path: $!";
178
179 local $/;
180 $class->new_from_image (<$fh>)
181}
182
183#sub new_from_surface {
184# my ($class, $surface) = @_;
185#
186# $surface->rgba;
187#
188# $class->new (
189# data => $surface->pixels,
190# w => $surface->width,
191# h => $surface->height,
192# )
193#}
194
195sub new_from_layout {
196 my ($class, $layout) = @_;
197
198 my ($w, $h, $data) = $layout->render;
199
200 $class->new (
201 w => $w,
202 h => $h,
203 data => $data,
204 internalformat => GL_ALPHA4,
205 format => GL_ALPHA,
206 type => GL_UNSIGNED_BYTE,
207 ) 248 );
208} 249}
209 250
210sub new_from_opengl { 251sub lwp_check($) {
211 my ($class, $w, $h, $cb) = @_;
212
213 $class->new (w => $w, h => $h, render_cb => $cb)
214}
215
216sub topot {
217 (grep $_ >= $_[0], 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 2048, 4096, 8192, 16384, 32768)[0]
218}
219
220sub upload {
221 my ($self) = @_; 252 my ($res) = @_;
222 253
223 return unless $GL_VERSION; 254 $res->is_error
255 and die $res->status_line;
224 256
225 my $data; 257 $res
258}
226 259
227 if (exists $self->{data}) { 260sub fh_nonblocking($$) {
228 $data = $self->{data}; 261 my ($fh, $nb) = @_;
229 262
230 } elsif (exists $self->{render_cb}) { 263 if ($^O eq "MSWin32") {
231 glViewport 0, 0, $self->{w}, $self->{h}; 264 $nb = (! ! $nb) + 0;
232 glMatrixMode GL_PROJECTION; 265 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
233 glLoadIdentity;
234 glOrtho 0, $self->{w}, 0, $self->{h}, -10000, 10000;
235 glMatrixMode GL_MODELVIEW;
236 glLoadIdentity;
237 $self->{render_cb}->($self, $self->{w}, $self->{h});
238
239 } else { 266 } else {
240 ($self->{w}, $self->{h}, $data, $self->{internalformat}, $self->{format}, $self->{type}) 267 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
241 = CFClient::load_image_inline $self->{image};
242 }
243
244 my ($tw, $th) = @$self{qw(w h)};
245
246 unless ($tw && $th) {
247 $tw = $th = 1;
248 $data = "\x00" x 64;
249 }
250
251 $self->{minified} = [CFClient::average $tw, $th, $data]
252 if $self->{minify};
253
254 unless ($GL_NPOT) {
255 # TODO: does not work for zero-sized textures
256 $tw = topot $tw;
257 $th = topot $th;
258
259 if ($tw != $self->{w} || $th != $self->{h} && defined $data) {
260 my $bpp = (length $data) / ($self->{w} * $self->{h});
261 $data = pack "(a" . ($tw * $bpp) . ")*",
262 unpack "(a" . ($self->{w} * $bpp) . ")*", $data;
263 $data .= ("\x00" x ($tw * $bpp)) x ($th - $self->{h});
264 }
265 }
266
267 $self->{s} = $self->{w} / $tw;
268 $self->{t} = $self->{h} / $th;
269
270 $self->{name} ||= (glGenTextures 1)->[0];
271
272 glBindTexture GL_TEXTURE_2D, $self->{name};
273
274 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
275 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, $::FAST ? GL_NEAREST : GL_LINEAR;
276 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
277 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
278 268 }
279 if (defined $data) {
280 glTexImage2D GL_TEXTURE_2D, 0,
281 $self->{internalformat},
282 $tw, $th, # need to pad texture first
283 0,
284 $self->{format},
285 $self->{type},
286 $data;
287 if (my $error = glGetError) {
288 warn sprintf "texture upload error: %x %dx%d i=%x f=%x t=%x\n",
289 $error, $tw, $th, $self->{internalformat}, $self->{format}, $self->{type};
290 }
291 } else {
292 glCopyTexImage2D GL_TEXTURE_2D, 0,
293 $self->{internalformat},
294 0, 0,
295 $tw, $th,
296 0;
297 glGetError and die "glCopyTexImage2D $tw,$th";
298 }
299} 269}
300 270
301sub DESTROY { 271package DC::Layout;
302 my ($self) = @_;
303 272
304 delete $TEXTURES{$self+0}; 273$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
274 glyph_cache_restore;
275};
305 276
306 glDeleteTextures delete $self->{name} 277$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
307 if $self->{name}; 278 glyph_cache_backup;
308}
309
310sub restore_state{
311 $_->upload
312 for values %TEXTURES;
313}; 279};
314 280
3151; 2811;
316 282
317=back 283=back

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